| Lat / long: | 44.396, -103.852 |
| Primary: | Gold |
| Operation type: | Unknown |
| Production size: | Yes |
| Development status: | Producer |
| MRDS | W700591 |
| DEP | 10085073 |
| Reference | {Deposit:: MINING MAGAZINE, JANUARY 1989, P. 44}{Location:: There are 2 big disturbances near end of Richmond Hill Road. One or both may be Richmond Hill Mine. This area is an EPA superfund site.} |
| Reporter | Beougher, Delilah J. (Spanski, Gregory T.), Causey, J. Douglas |